INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6db4651cf6452a715712e91119a744d865508004e5fa952b3c5688e1e2c8df84', 
    't1IqEEn4u7epLQV62TfIWcOYzUyFSpDaXxPjroQny5w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)